Materials and methods
A survey was conducted in the states of Gujarat, West Bengal, and Karnataka from October 2006 through January 2007. These states
were selected because of their intensive vegetable cultivation.
The selection of districts within each state was also based on the intensity of cabbage and cauliflower cultivation.
Birbhum and Murshidhabad were selected in West Bengal.
Belgaum, Kolar and Rural Bangalore were selected in Karnataka, and Sabarkanta and Anand were selected
in Gujarat.
Villages and farmers within districts were randomly selected from a list of all cabbage and cauliflower growers and a
sample of 300 farmers was drawn from 59 villages from seven districts.
The sample size was predetermined to be equally large for cauliflower and cabbage growers.
Thus, the sample comprised 50 cabbage growers and 50 cauliflower growers from each state.